13266313025 has 12 divisors (see below), whose sum is σ = 18800260992. Its totient is φ = 9096900240.

The previous prime is 13266313003. The next prime is 13266313031. The reversal of 13266313025 is 52031366231.

It is a de Polignac number, because none of the positive numbers 2^k-13266313025 is a prime.

It is a super-2 number, since 2×13266313025² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13266312982 and 13266313000.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37903577 + ... + 37903926.

It is an arithmetic number, because the mean of its divisors is an integer number (1566688416).

Almost surely, 2^13266313025 is an apocalyptic number.

It is an amenable number.

13266313025 is a deficient number, since it is larger than the sum of its proper divisors (5533947967).

13266313025 is an equidigital number, since it uses as much as digits as its factorization.

13266313025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75807520 (or 75807515 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

Adding to 13266313025 its reverse (52031366231), we get a palindrome (65297679256).

The spelling of 13266313025 in words is "thirteen billion, two hundred sixty-six million, three hundred thirteen thousand, twenty-five".